Create Updated Benchmark Flow: Update [goal_id] page [ENG]

[KCCPMG]

Update the students/[student_id]/goals/[goal_id] page to accommodate the new design

• [x] Move Goal Description section to its own component, restyle to match design.
• [x] All benchmarks for a goal should appear under the "All" tab, only benchmarks with a status of "Complete" should appear under the Complete tab.
• [x] Move benchmarks section to its own component, restyle to match design, create Benchmark Preview component to map out benchmarks.

Unless we get other information, the edit goal logic does not need to change.

The figma designs can be seen here, and the images are below: